Watch 24 4x21 1 < GENUINE - 2024 >

Habib Marwan accelerates his timeline after realizing CTU has upgraded its technical defenses, making it harder for him to jam their satellite tracking. By the end of the hour, Jack Bauer and Curtis Manning track Marwan to a factory. Despite a fierce gun battle, they arrive seconds too late to stop the launch sequence; the episode ends with the team helplessly watching as a nuclear missile is fired toward an unknown target.

Critics and viewers often highlight this episode for its relentless pacing and high-stakes "cliffhanger" ending. Watch 24 4x21 1

Their relationship hits its lowest point following the death of Audrey's husband, Paul Raines . Audrey blames Jack for forcing a doctor to prioritize a terrorist suspect's surgery over Paul's, and she tells Jack she cannot be near him. Habib Marwan accelerates his timeline after realizing CTU

The illegal raid on the Chinese Consulate in the previous hour results in a major international incident. Cheng Zhi , the consulate's head of security, arrives at CTU with evidence—a surveillance photo of an unmasked CTU agent—proving American involvement. Critics and viewers often highlight this episode for

The two continue to manage the tactical operations at CTU, with Michelle struggling to balance the professional necessity of the mission against the personal tragedy involving Paul and Audrey. Critical and Fan Reception

This episode marks the first appearance of Cheng Zhi (played by Tzi Ma), who becomes one of Jack's longest-running and most significant adversaries throughout the series.